Ra-Tech - NPAS Kit for TM MWS

With the NPAS kit, it will be much easier to lower / raise FPS on your gas gun.

Features :

- Full Metal Construction

- Adjustable Muzzle Velocity / FPS

- Durable Rubber O-rings Installed

- For Marui / WE Tech GBB Pistols and WE Tech Open Bolt GBB Rifles

Note: Modification required. Please use discretion when installing custom parts as compatibility and fit may vary.